This article represents a contribution to the debate over the attitudes of political parties to the European integration-one of the hot topics in contemporary political science. It explores the dynamics of attitudes of political parties in the Czech Republic to the EU and analyzes them in the context of parties primary ideologies. On the basis of the results of an expert survey the author interpretes the changes in the major features of “European” debate in the Czech Republic and offers a new classification schema of attitudes of political parties towards the EU, according to the preferences of economic and/or political dimension of European integration.